Lennox 20J83 Limit Switch Keep these kits in your

Keep these kits in your van to minimize downtime and ensure every boiler water gauge repair meets factory specifications

functioning within a defined 120-160°F temperature range to prevent heat exchanger damage or unsafe operating conditions

this "pounds-to-inches" component allows technicians to achieve a precise 1-2 PSI outlet pressure range (approximately 27" to 55" w

It allows the sensor bulb to be directly immersed in the process liquid

it offers maximum flexibility for technicians

Lennox 20J83 Limit Switch Keep these kits in yourThe Lennox 20J83 Limit Switch (Model 20J8301) is an essential HVAC OEM replacement part engineered for precise thermal management in high efficiency furnaces. This single pole, single throw (SPST) automatic control is factory calibrated to actuate at 165F, effectively breaking the circuit to prevent heat exchanger damage or unsafe operating conditions. Once the plenum temperature cools to 135F, the switch automatically resets, restoring normal system